An undated handout provided to the media on Friday, March 13, 2009, shows "Turquoise Marilyn," 1964, by Andy Warhol. Billionaire hedge-fund manager Steven Cohen, who owns an extensive art collection that has rarely been publicly displayed, is lending 20 paintings and sculptures for an exhibition at Sotheby's in April. Source: Sotheby's via Bloomberg News
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Photo: VIA BLOOMBERG NEWS

An undated handout provided to the media on Friday, March 13, 2009,...

"Reclining Female Nude (Femme nue couche)" by Pablo Picasso, an oil on canvas painting from April 1932, is shown in this undated handout photo released to the media on Thursday, Sept. 25, 2008. The work, from the Steven and Alexandra Cohen Collection, will be on display as part of the exhibit "Picasso's Marie-Therese" at New York's Acquavella Galleries starting Oct. 15. Source: Estate of Pablo Picasso/ARS-NY/Acquavella Galleries, New York via Bloomberg News
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"Balloon Dog (Yellow)" from 1994-2000, right, and "Sacred Heart (Red/Gold)" from 1994-2007, both high chromium stainless steel with transparent color coating sculptures by Jeff Koons, sit on display as part of the exhibit "Jeff Koons on the Roof" at the Metropolitan Museum of Art in New York, U.S., on April 17, 2008. The works, from the Steven and Alexandra Cohen Collection, will be on display as part of the exhibit through Oct. 26 (weather permitting). Photographer: Anna Marie Kellen/The Metropolitan Museum of Art via Bloomberg News
Photo: ANNA MARIE KELLEN, VIA BLOOMBERG NEWS

"Balloon Dog (Yellow)" from 1994-2000, right, and "Sacred Heart...

An undated handout provided to the media on Friday, March 13, 2009, shows "Portrait of a Young Peasant Girl," 1890, by Vincent van Gogh. Billionaire hedge-fund manager Steven Cohen, who owns an extensive art collection that has rarely been publicly displayed, is lending 20 paintings and sculptures for an exhibition at Sotheby's in April. Source: Sotheby's via Bloomberg News
EDITOR'S NOTE: NO SALES. EDITORIAL USE ONLY
Photo: VIA BLOOMBERG NEWS

An undated handout provided to the media on Friday, March 13, 2009,...